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SY20764QDC

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Application Note
High Efficiency, 3.5A, Multi-Cell Li-Ion Battery Charger
    Part NumberSY20764QDC
    Max. Charge Current (A)3.5
    Fsw (MHz)0.5
    Series Cells1,2
    Cell Voltage4.2V,4.35V
    PackageQFN3x3-16


    • Integrated Synchronous Buck and Reverse Blocking FET with 16V Rating
    • Adaptive  Input Power Limit for 4-14V Wide Input Voltage
    • Maximum 3.5A Programmable Charge Current
    • 4.2V and 4.35V Constant Voltage Selectable
    • +/-0.5% Cell Voltage Accuracy
    • Support Single-cell or Two-cell Battery Pack
    • External Shutdown Function
    • Input Voltage UVLO and OVP
    • Thermal Fold-back Protection
    • Over Temperature Protection
    • Battery Short  Protection
    • Programmable Charge Timeout
    • Charge Status Indication
    • Low Profile QFN3×3 Package for Portable Applications


    Evaluation Board

    • 20764

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    • 20764-

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    • 20764--

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    EVB_SY20764QDC

    The EVB_SY20764QDC is used to evaluate 4-14V input, 3.5A Multi-cell synchronous buck Li-Ion battery charger SY20764QDC.